Home / 39,525.20-59,290.92-13,230.06

Finding the Fourth Proportional to 39,525.20, 59,290.92 and 13,230.06

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Solution

The fourth proportional to 39,525.20, 59,290.92 and 13,230.06 is: 19,846.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,525.20 : 59,290.92 = 13,230.06 : x
  2. Step 2: Convert to fraction form
    39,525.20/59,290.92 = 13,230.06/x
  3. Step 3: Cross multiply
    39,525.20x = 59,290.92 × 13,230.06
  4. Step 4: Simplify right side
    39,525.20x = 784,422,429.06
  5. Step 5: Solve for x
    x = 784,422,429.06/39,525.20
  6. Step 6: Final answer
    x = 19,846.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.